noun.
I will top up the antifreeze before we leave.
Notice the definite article 'the' comes before 'antifreeze', this is a good clue to what part of speech antifreeze is.
Usually we have: article + noun. eg the dog, the sun
Or we have: article + adjective + noun. eg the black dog, the hot sun.
Antifreeze is not made out of any part of the pig. Antifreeze is a combination of chemicals used to keep your engine's liquids from freezing. It works by lowering the freezing point of liquids.
The part of speech for "answer" is a noun.
part of speech
The part of speech for this particular word is a noun.
adverb
what part of speech is work
what part of speech is beneath
, the mopar part # for the correct antifreeze is 4267020ab. But any green antifreeze will work. Service tech. Dodge dealer
The part of speech for "indefinite" is an adjective.
The part of speech for "buried" is a verb.
The part of speech for "rapid" is an adjective.
The part of speech for "twirl" is a verb.